Description of problem: 

nfs-idmapd.service fails to start with error "/usr/sbin/rpc.idmapd: symbol lookup error: /lib64/libnfsidmap.so.0: undefined symbol: __dn_expand"

Version-Release number of selected component (if applicable):

nfs-utils.x86_64 1:1.3.4-1.rc2.fc24
libnfsidmap.x86_64 0.26-5.rc4.fc24

How reproducible:

The error occurs any time both the above package versions are installed


Steps to Reproduce:
1. Do full dnf update to get latest versions of nfs-utils and libnfsidmap. Current versions are nfs-utils.x86_64 1:1.3.4-1.rc2.fc24 and libnfsidmap.x86_64 0.26-5.rc4.fc24

2. systemctl start nfs-idmapd.service fails to start

3. Downgrade both packages to nfs-utils.x86_64 1:1.3.3-8.rc5.fc24 and libnfsidmap.x86_64 0.26-4.2.fc24

4. systemctl start nfs-idmapd.service starts properly

Actual results:

rpc.idmapd[3408]: /usr/sbin/rpc.idmapd: symbol lookup error: /lib64/libnfsidmap.so.0: undefined symbol: __dn_expand

nfs-idmapd.service: Control process exited, code=exited status=127

Failed to start NFSv4 ID-name mapping service.

Expected results:

nfs-idmapd.service should start properly without error.

Additional info: